Block Coordinate Descent for Sparse NMF
Vamsi K. PotluruSergey M. PlisJonathan Le RouxBarak A. PearlmutterVince D. CalhounThomas P. HayesPublished in: ICLR (Poster) (2013)
Keyphrases
- negative matrix factorization
- sparse representation
- nonnegative matrix factorization
- sparsity constraints
- sparse data
- coefficient matrix
- sparsity inducing
- compressive sensing
- sparse coding
- document clustering
- interior point methods
- sparse matrix
- tensor factorization
- convex optimization
- dictionary learning
- probabilistic model
- high dimensional
- data mining
- spatially localized
- pairwise
- basis vectors
- image segmentation
- structured sparsity
- data sets